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A comment on What happened with Asus routers this morning?. Parent comment

Re:What happened with Asus routers this morning? by BoppreH on Thursday May 18, 2023 @07:49AM (#35986659)
No, can't say I have. Does your SSID disappear for some time, or is the 5GHz setting turning off permanently?

I've read about routers disabling 5GHz when they detect RADAR, because 5GHz can interfere with that use, and RADAR has higher priority. Here's an article on this, official from the manufacturer and for your specific model (another point for them in my book):

https://avm.de/service/wissensdatenbank/dok/FRITZ-Box-7530-A...

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Re:What happened with Asus routers this morning? by parkersweb on Friday May 19, 2023 @05:24AM (#35999573)
Thanks! This might be the clue I need - looks like the channel I’m using might be more prone to RADAR interference. Trying out a few changes now to see what effect it has.
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